Our chest radio harness is designed to work outside of the harness. It is adjustable for different size radios. The harness features air mesh up against your body for breathability, molle for attaching knifes, carabiners, or whatever you like to fly with. The harness features a pocket for your cell phone, not pad and pin, or snacks. It features an industrial zipper for durability and ease of opening and closing. Zipper down when closed so it doesn't open up during flight...